// provide / inject 组合 注入依赖，实现刷新功能
<template>
  <div id="app">
    <router-view v-if="isRouterAlive"></router-view>
  </div>
</template>

<script>
export default{
  name:'app',
  provide(){
    return {
      reload:this.reload,
    }
  },
  data(){
    return {
      isRouterAlive:true
    }
  },
  methods:{
    reload(){
      this.isRouterAlive = false
      this.$nextTick(function(){
        this.isRouterAlive = true
      })
    },
  
  }
}
</script>

<style>

</style>

